Horizon-scale tests of gravity theories and fundamental physics from the Event Horizon Telescope image of Sagittarius A
Horizon-scale images of black holes (BHs) and their shadows have opened an
unprecedented window onto tests of gravity and fundamental physics in the strong-field …
unprecedented window onto tests of gravity and fundamental physics in the strong-field …
Gravitational decoupling for axially symmetric systems and rotating black holes
We introduce a systematic and direct procedure to generate hairy rotating black holes by
deforming a spherically symmetric seed solution. We develop our analysis in the context of …
deforming a spherically symmetric seed solution. We develop our analysis in the context of …
Exploring physical properties of minimally deformed strange star model and constraints on maximum mass limit in f (𝒬) gravity
Our current investigation is inherently linked to the observations of gravitational waves from
the GW190814 event which suggests that the source of the signals can be ascribed to a …
the GW190814 event which suggests that the source of the signals can be ascribed to a …
Hairy black holes by gravitational decoupling
Black holes with hair represented by generic fields surrounding the central source of the
vacuum Schwarzschild metric are examined under the minimal set of requirements …
vacuum Schwarzschild metric are examined under the minimal set of requirements …
A simple protocol to construct solutions with vanishing complexity by Gravitational Decoupling
E Contreras, Z Stuchlik - The European Physical Journal C, 2022 - Springer
In this work we develop a simple protocol to construct interior solutions through Gravitational
Decoupling by the Minimal Gemetric Deformation extended satisfying the vanishing …
Decoupling by the Minimal Gemetric Deformation extended satisfying the vanishing …
Energy exchange between relativistic fluids: the polytropic case
J Ovalle, E Contreras, Z Stuchlik - The European Physical Journal C, 2022 - Springer
We present a simple, analytic and straightforward method to elucidate the effects produced
by polytropic fluids on any other gravitational source, no matter its nature, for static and …
by polytropic fluids on any other gravitational source, no matter its nature, for static and …
Isotropization of embedding Class I spacetime and anisotropic system generated by complexity factor in the framework of gravitational decoupling
In this work, we present a hierarchical solution-generating technique employing the
Minimum Gravitational Decoupling (MGD) Method and the generalized concept of …
Minimum Gravitational Decoupling (MGD) Method and the generalized concept of …
Role of gravitational decoupling on isotropization and complexity of self-gravitating system under complete geometric deformation approach
SK Maurya, R Nag - The European Physical Journal C, 2022 - Springer
In the present paper, we discuss the role of gravitational decoupling to isotropize the
anisotropic solution of Einstein's field equations in the context of the complete geometric …
anisotropic solution of Einstein's field equations in the context of the complete geometric …
A static and spherically symmetric hairy black hole in the framework of the gravitational decoupling
In this work we construct a static and spherically symmetric black hole geometry supported
by a family of generic mono‐parametric sources thorough the Gravitational Decoupling. The …
by a family of generic mono‐parametric sources thorough the Gravitational Decoupling. The …
Spherically symmetric distributions with an invariant and vanishing complexity factor by means of the extended geometric deformation
P León, C Las Heras - The European Physical Journal C, 2023 - Springer
In this work, we will analyze the complexity factor, proposed by L. Herrera, of spherically
symmetric static distribution through the gravitational decoupling method. Specifically, we …
symmetric static distribution through the gravitational decoupling method. Specifically, we …